IEM :: Monthly Summaries

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station (USW00026528) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	0.00	0.00	0.00	0.00	M	M	M	M	M	M	0.00	0.00
1979	0.00	M	M	M	M	M	M	M	M	0.00	0.00	0.00
1980	0.00	0.00	0.00	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00
1984	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1987	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1988	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1989	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1990	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M
2007	M	M	M	0.00	1.20	0.01	2.08	1.36	4.50	1.56	0.74	0.35
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	1.34	1.28	1.08	1.32	1.56	1.71	2.87	4.70	4.48	2.78	1.77	1.66

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	0.5	1.9	4.3	5.1	M	M	M	M	M	M	M	M
1979	0.0	M	M	M	M	M	M	M	M	M	0.0	M
1980	5.8	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	2.6	0.1	0.3
1984	1.4	2.0	1.4	3.6	3.2	4.4	3.7	4.2	2.2	1.8	1.0	0.7
1985	1.8	1.9	3.1	3.0	3.2	3.2	4.5	3.6	4.3	2.2	1.2	0.5
1986	1.4	2.7	2.3	4.4	3.1	4.5	3.8	3.8	3.8	2.4	2.5	2.2
1987	2.2	2.9	2.1	2.3	3.6	5.2	6.0	3.6	3.7	3.6	2.1	1.8
1988	1.6	3.8	3.7	3.5	3.6	6.0	6.7	4.7	4.0	3.3	0.7	0.8
1989	1.0	2.0	8.3	1.5	3.3	4.6	3.9	2.6	3.3	3.9	0.6	1.8
1990	1.3	0.6	2.4	2.6	3.7	4.4	3.2	2.5	4.5	1.8	3.3	0.5
1991	1.9	1.8	3.1	3.3	4.0	5.5	3.7	3.8	2.7	1.6	1.3	1.6
1992	1.5	1.8	3.1	3.8	5.0	4.8	1.9	3.4	3.8	2.0	1.5	1.3
1993	1.9	1.4	1.5	2.1	2.8	6.1	M	M	M	1.0	1.5	1.6
1994	0.2	0.7	3.1	2.0	3.1	5.3	4.6	5.5	2.6	1.4	0.2	4.6
1995	0.6	1.3	3.3	1.2	3.8	5.2	4.5	4.6	2.5	2.9	1.6	0.3
1996	0.0	0.4	2.4	2.1	M	4.8	4.8	5.5	3.0	2.2	0.2	0.1
1997	0.4	0.8	1.6	3.5	2.4	4.6	6.1	6.8	4.0	3.0	2.2	2.5
1998	0.5	2.5	3.4	4.2	5.8	5.3	5.1	5.8	5.4	4.6	3.7	1.8
1999	3.4	2.0	3.6	5.1	6.4	5.5	5.3	4.2	5.0	4.2	3.5	3.4
2000	3.6	3.4	4.5	4.2	5.2	5.3	4.5	4.4	4.2	3.0	2.3	1.9
2001	2.7	2.6	3.1	3.4	5.0	4.2	3.9	3.0	2.2	1.4	0.6	1.2
2002	2.3	2.1	1.3	3.3	4.4	4.7	4.9	3.2	2.5	1.7	0.7	0.0
2003	0.0	0.8	3.2	2.0	2.9	2.5	2.4	4.0	2.5	1.1	1.0	0.2
2004	0.2	0.8	3.1	2.1	1.7	3.7	2.7	4.0	2.7	2.1	2.5	4.3
2005	0.0	3.5	2.3	4.2	4.9	4.3	3.8	5.5	4.5	3.3	3.1	2.8
2006	0.2	2.5	3.0	4.9	5.4	5.2	5.4	4.4	3.5	5.5	M	M
2007	M	M	M	4.3	6.0	6.2	5.5	4.8	4.3	3.6	2.8	1.3
2008	3.2	3.3	3.5	5.2	5.6	7.0	5.6	4.4	3.9	3.3	2.4	0.7
2009	1.1	2.5	4.4	4.6	6.9	7.3	5.7	5.2	4.8	4.2	3.8	4.4
2010	M	3.5	4.7	5.3	5.9	6.7	5.9	5.3	4.4	3.2	4.6	4.1
2011	3.2	4.7	4.2	5.7	6.3	6.0	6.3	4.5	4.3	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	M	M	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	3.20
1978	13.83	22.11	27.67	47.00	M	M	82.00	M	M	28.20	18.50	4.00
1979	17.00	M	M	54.00	59.00	52.00	60.00	63.00	M	32.50	26.80	21.50
1980	22.00	23.33	37.33	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	54.00	36.78	21.54	9.30
1984	13.52	18.00	40.19	42.44	56.32	65.00	63.57	63.69	57.93	39.07	18.57	12.57
1985	27.74	14.25	31.07	35.48	51.27	60.70	66.97	61.43	53.37	34.18	11.40	22.83
1986	20.74	22.81	32.01	38.37	56.21	65.50	65.22	58.23	53.23	40.62	22.57	24.51
1987	20.86	26.08	34.17	43.46	54.50	58.86	61.20	62.06	51.21	41.79	25.42	12.00
1988	8.79	21.81	34.04	41.26	55.25	60.69	63.23	60.83	52.69	32.37	17.17	18.01
1989	-3.63	14.91	29.00	44.00	52.42	62.00	66.35	64.04	53.46	34.62	12.36	19.76
1990	12.44	2.91	30.00	42.84	55.32	63.60	66.08	62.70	51.64	30.83	7.71	9.50
1991	11.29	23.13	28.62	42.06	52.71	63.24	60.65	59.23	53.00	33.72	23.06	15.59
1992	14.22	15.17	28.26	40.38	52.35	62.67	64.18	58.79	43.70	32.83	22.45	7.15
1993	11.19	20.23	32.08	45.96	59.32	66.50	M	M	M	38.79	21.86	16.77
1994	18.47	17.68	30.50	43.92	54.04	63.44	64.80	64.09	52.59	33.85	11.73	2.00
1995	16.27	22.94	27.29	47.74	55.55	60.77	62.50	62.85	56.86	36.58	17.65	11.25
1996	-0.89	14.32	35.37	42.95	M	63.25	65.26	61.55	53.55	25.69	10.80	7.50
1997	9.26	30.01	30.13	44.62	52.01	66.67	68.03	64.10	55.73	33.63	25.66	9.57
1998	8.94	27.00	37.10	45.70	52.32	61.40	65.50	59.26	54.43	39.58	22.24	5.40
1999	6.21	11.30	33.42	40.40	54.84	63.96	65.54	62.52	54.39	37.17	18.07	4.04
2000	11.45	26.59	36.59	42.54	53.74	63.94	62.75	62.05	50.89	36.39	27.52	20.05
2001	25.70	24.38	34.40	44.46	51.98	68.86	62.97	65.36	55.79	32.58	13.70	4.59
2002	19.79	23.52	30.98	37.59	56.89	62.50	67.45	62.73	53.79	41.81	32.69	18.29
2003	14.95	30.93	30.32	43.21	53.37	62.78	67.65	63.91	51.46	41.36	17.23	11.64
2004	5.59	29.16	28.35	47.00	59.08	68.72	67.81	65.51	53.54	37.14	27.80	19.29
2005	7.42	17.97	33.22	48.11	58.17	64.99	66.33	65.41	54.83	35.96	12.43	19.47
2006	-0.62	21.98	31.09	41.01	57.64	62.29	67.04	59.15	54.88	47.30	M	M
2007	-7.60	M	M	51.47	57.02	68.68	65.31	64.97	56.57	38.53	32.21	14.73
2008	9.41	16.66	34.95	40.96	54.76	59.59	60.32	59.51	52.84	31.72	18.93	8.24
2009	5.66	18.63	27.78	43.61	58.40	64.05	68.59	62.57	55.79	42.56	12.47	21.00
2010	M	28.98	32.24	44.04	59.41	60.86	61.03	61.32	55.10	39.57	23.64	5.00
2011	18.63	17.73	29.72	41.15	60.03	60.48	64.04	60.26	53.97	39.53	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	21.79	28.30	34.59	46.61	58.70	67.11	68.70	65.10	56.00	41.80	27.89	23.39

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	-5.07
1978	6.13	12.39	11.00	39.00	M	M	82.00	M	M	28.20	13.50	-2.33
1979	7.00	M	M	54.00	59.00	52.00	60.00	63.00	M	31.00	21.06	4.00
1980	15.67	9.00	31.33	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	51.00	26.74	13.17	1.84
1984	3.45	6.07	20.90	26.89	37.32	48.40	52.70	48.72	39.13	24.17	6.47	5.90
1985	19.77	-4.25	12.10	15.17	35.33	46.43	53.26	48.27	39.83	19.55	-1.83	18.14
1986	12.84	4.81	4.03	19.83	38.86	49.90	53.00	49.17	41.77	29.21	16.33	18.43
1987	12.00	12.88	9.93	27.71	39.00	47.93	51.76	48.84	39.52	31.41	18.19	4.24
1988	-0.46	10.15	21.16	27.11	40.57	49.07	53.13	49.24	38.52	24.47	5.88	11.65
1989	-9.28	2.55	5.00	31.85	38.62	48.20	54.22	52.17	44.39	26.33	3.36	13.69
1990	5.57	-11.67	14.33	27.95	41.84	51.92	54.46	50.70	43.80	18.96	-5.14	2.77
1991	4.59	8.93	13.29	27.71	37.96	50.06	52.39	47.14	43.46	24.00	13.71	11.65
1992	8.94	1.11	10.39	23.21	38.47	50.33	53.65	49.64	30.07	21.72	17.91	1.38
1993	4.33	9.73	15.54	29.52	41.32	52.00	M	M	M	31.74	16.75	11.77
1994	11.83	-0.91	16.36	30.00	42.04	52.81	55.73	52.39	40.19	23.41	2.87	-3.57
1995	7.82	12.94	5.04	32.26	43.00	52.50	56.15	53.45	49.18	29.75	7.91	5.00
1996	-11.70	2.27	11.89	25.53	M	53.55	58.03	52.56	41.05	15.26	5.14	-5.06
1997	2.38	22.62	6.39	29.48	42.33	53.89	56.93	52.42	42.39	16.67	19.41	0.11
1998	0.00	9.75	14.23	31.63	41.74	51.27	53.47	48.90	41.37	25.03	13.14	0.05
1999	-4.84	-11.52	9.21	27.37	40.84	53.51	55.39	50.71	41.75	27.29	6.73	-2.62
2000	4.93	14.99	21.43	31.12	39.41	53.47	54.95	48.45	38.90	25.05	20.41	10.94
2001	20.26	12.85	18.77	29.44	40.20	55.23	55.39	53.68	40.21	22.67	3.86	-3.58
2002	12.14	11.67	3.25	21.89	43.53	52.39	55.77	51.26	44.27	33.65	27.38	14.48
2003	8.80	27.18	13.86	30.14	45.54	53.05	58.59	52.51	39.26	33.18	11.07	6.06
2004	-7.86	12.89	11.65	31.80	47.00	56.50	60.09	55.22	40.42	31.85	22.89	15.99
2005	4.21	7.61	24.58	33.19	46.01	55.65	60.21	54.75	44.32	27.86	2.38	15.87
2006	-6.70	2.09	5.85	28.48	42.33	50.52	55.38	50.34	41.99	41.10	M	M
2007	-9.40	M	M	30.48	42.06	49.79	53.35	52.39	40.54	24.93	18.14	-5.20
2008	1.09	-2.20	17.48	26.36	41.23	49.91	53.69	50.56	42.08	19.34	9.97	0.00
2009	-0.88	1.64	6.59	26.85	45.54	51.31	57.19	50.49	41.93	33.99	2.20	17.26
2010	M	18.81	13.22	30.01	45.18	52.28	53.72	52.03	40.82	27.90	16.89	-5.80
2011	11.43	0.07	2.12	28.62	47.34	52.12	55.70	50.66	41.00	29.47	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	5.39	9.41	12.40	25.80	36.70	47.00	51.41	47.90	39.00	26.51	13.20	7.79

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	-0.93
1978	9.98	17.25	19.33	43.00	M	M	82.00	M	M	28.20	16.00	0.83
1979	12.00	M	M	54.00	59.00	52.00	60.00	63.00	M	31.75	23.93	12.75
1980	18.83	16.17	34.33	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	52.50	31.76	17.35	5.57
1984	8.48	12.03	30.55	34.67	46.82	56.70	58.13	56.21	48.53	31.62	12.52	9.23
1985	23.76	5.00	21.58	25.33	43.30	53.57	60.11	54.85	46.60	26.87	4.79	20.48
1986	16.79	13.81	18.02	29.10	47.54	57.70	59.11	53.70	47.50	34.91	19.45	21.47
1987	16.43	19.48	22.05	35.58	46.75	53.39	56.48	55.45	45.36	36.60	21.81	8.12
1988	4.16	15.98	27.60	34.19	47.91	54.88	58.18	55.03	45.60	28.42	11.53	14.83
1989	-6.46	8.73	17.00	37.92	45.52	55.10	60.28	58.10	48.93	30.48	7.86	16.72
1990	9.00	-4.38	22.17	35.39	48.58	57.76	60.27	56.70	47.72	24.89	1.29	6.13
1991	7.94	16.03	20.95	34.88	45.33	56.65	56.52	53.18	48.23	28.86	18.38	13.62
1992	11.58	8.14	19.33	31.79	45.41	56.50	58.91	54.21	36.89	27.28	20.18	4.27
1993	7.76	14.98	23.81	37.74	50.32	59.25	M	M	M	35.26	19.30	14.27
1994	15.15	8.39	23.43	36.96	48.04	58.13	60.27	58.24	46.39	28.63	7.30	-0.79
1995	12.05	17.94	16.17	40.00	49.27	56.64	59.33	58.15	53.02	33.17	12.78	8.12
1996	-6.30	8.30	23.63	34.24	M	58.40	61.65	57.06	47.30	20.48	7.97	1.22
1997	5.82	26.32	18.26	37.05	47.17	60.28	62.48	58.26	49.06	25.15	22.53	4.84
1998	4.47	18.38	25.66	38.67	47.03	56.33	59.48	54.08	47.90	32.31	17.69	2.73
1999	0.69	-0.11	21.32	33.88	47.84	58.74	60.46	56.61	48.07	32.23	12.40	0.71
2000	8.19	20.79	29.01	36.83	46.57	58.70	58.85	55.25	44.89	30.72	23.97	15.49
2001	22.98	18.62	26.58	36.95	46.09	62.04	59.18	59.52	48.00	27.63	8.78	0.50
2002	15.97	17.59	17.11	29.74	50.21	57.45	61.61	56.99	49.03	37.73	30.04	16.39
2003	11.87	29.06	22.09	36.67	49.45	57.91	63.12	58.21	45.36	37.27	14.15	8.85
2004	-1.14	21.03	20.00	39.40	53.04	62.61	63.95	60.36	46.98	34.49	25.35	17.64
2005	5.82	12.79	28.90	40.65	52.09	60.32	63.27	60.08	49.57	31.91	7.41	17.67
2006	-3.66	12.04	18.47	34.75	49.99	56.40	61.21	54.75	48.44	44.20	M	M
2007	-8.50	M	M	40.98	49.54	59.23	59.33	58.68	48.55	31.73	25.18	4.76
2008	5.25	7.23	26.21	33.66	48.00	54.75	57.00	55.03	47.46	25.53	14.45	4.12
2009	2.39	10.14	17.19	35.23	51.97	57.68	62.89	56.53	48.86	38.28	7.34	19.13
2010	M	23.89	22.73	37.03	52.29	56.57	57.37	56.68	47.96	33.74	20.27	-0.40
2011	15.03	8.90	15.92	34.89	53.69	56.30	59.87	55.46	47.49	34.50	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	13.59	18.86	23.50	36.20	47.70	57.05	60.05	56.50	47.50	34.15	20.55	15.59

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	85.0%	83.9%	74.7%	69.9%	M	M	M	M	M	M	M	M
1979	69.6%	M	M	M	M	M	M	M	M	M	84.1%	M
1980	66.3%	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	80.6%	89.3%	86.1%
1984	80.8%	80.3%	81.7%	80.2%	68.3%	70.3%	78.5%	77.2%	80.7%	82.3%	80.5%	79.6%
1985	90.0%	69.6%	77.5%	66.6%	69.9%	69.6%	77.3%	83.2%	85.1%	81.0%	71.3%	88.0%
1986	85.4%	74.4%	65.4%	65.7%	66.9%	65.5%	75.3%	85.5%	84.8%	85.3%	85.1%	84.7%
1987	81.4%	78.6%	67.2%	70.9%	71.7%	77.0%	80.0%	84.8%	83.4%	82.5%	85.9%	76.4%
1988	71.0%	80.6%	79.8%	71.7%	67.9%	73.8%	78.5%	82.6%	85.8%	86.5%	79.2%	80.9%
1989	75.8%	81.0%	59.2%	86.4%	73.3%	65.6%	77.1%	86.4%	91.6%	86.0%	67.2%	78.7%
1990	77.6%	66.3%	71.7%	77.2%	78.6%	79.1%	81.7%	84.7%	87.5%	77.1%	62.6%	79.3%
1991	75.5%	73.6%	76.4%	70.4%	67.7%	65.0%	79.7%	79.8%	83.8%	79.5%	76.7%	81.9%
1992	76.8%	75.4%	75.6%	68.3%	63.5%	68.4%	65.0%	81.9%	78.9%	77.9%	81.1%	75.4%
1993	75.5%	74.5%	78.2%	69.8%	73.8%	66.6%	M	M	M	90.3%	85.3%	82.9%
1994	82.2%	75.6%	84.2%	82.2%	77.4%	72.8%	68.8%	85.3%	84.8%	84.0%	75.8%	85.7%
1995	72.3%	83.7%	75.0%	79.6%	69.6%	76.5%	85.9%	84.8%	91.2%	91.7%	74.6%	85.9%
1996	76.7%	79.6%	84.1%	76.7%	M	67.0%	68.1%	79.6%	85.6%	79.8%	81.1%	45.4%
1997	61.3%	78.6%	59.4%	76.7%	62.0%	67.2%	79.2%	83.5%	89.3%	82.2%	89.9%	82.1%
1998	83.1%	86.7%	83.5%	81.8%	75.0%	74.6%	79.6%	82.5%	85.7%	89.4%	90.8%	84.6%
1999	83.9%	84.4%	83.9%	85.6%	63.2%	66.9%	77.0%	86.8%	85.8%	92.9%	93.3%	81.9%
2000	81.4%	87.9%	80.1%	74.6%	61.3%	68.0%	83.4%	84.6%	85.6%	86.4%	90.0%	89.1%
2001	92.0%	89.1%	86.4%	86.2%	81.7%	76.2%	87.3%	80.3%	86.3%	87.2%	83.6%	79.0%
2002	90.5%	86.6%	80.6%	86.4%	83.8%	80.6%	80.3%	85.8%	91.3%	94.9%	96.5%	96.6%
2003	98.4%	93.1%	77.6%	80.5%	70.8%	69.0%	71.8%	83.8%	79.9%	88.8%	85.2%	83.6%
2004	81.8%	82.8%	75.9%	68.9%	76.5%	67.2%	78.1%	75.0%	82.9%	91.9%	84.2%	87.8%
2005	73.9%	80.2%	83.7%	71.1%	66.1%	69.1%	86.4%	89.3%	89.5%	91.4%	83.1%	93.2%
2006	81.9%	83.8%	83.2%	96.6%	99.9%	87.1%	79.3%	88.8%	89.2%	87.7%	M	M
2007	M	M	M	69.1%	70.0%	69.6%	86.6%	89.8%	91.2%	92.1%	92.2%	91.2%
2008	88.2%	87.4%	91.9%	90.9%	75.1%	78.2%	82.2%	85.1%	87.6%	82.0%	84.5%	85.5%
2009	82.9%	85.6%	78.9%	82.0%	70.0%	74.0%	79.0%	84.7%	90.4%	91.3%	88.1%	89.3%
2010	M	91.9%	84.5%	78.0%	65.5%	77.5%	85.9%	89.8%	89.3%	90.2%	91.1%	82.8%
2011	92.1%	84.7%	73.5%	82.7%	63.3%	75.1%	78.1%	88.5%	90.7%	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M